#!/usr/bin/env node
import { mkdir, writeFile } from "node:fs/promises";
import path from "node:path";
import { fileURLToPath } from "node:url";

import {
  parseSmokeArgs,
  printSmokeHelp,
  runDevCloudWorkbenchLayoutSmoke
} from "./src/dev-cloud-workbench-smoke-lib.mjs";
import { ensureNotRepoReportsPath, tempReportPath } from "./src/report-paths.mjs";

const repoRoot = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");

export function parseLayoutSmokeArgs(argv) {
  if (argv.includes("--help")) return { help: true };
  const normalized = ["--layout"];
  for (let index = 0; index < argv.length; index += 1) {
    const arg = argv[index];
    if (arg === "--static" || arg === "--source") {
      continue;
    }
    if (arg === "--live") {
      const next = argv[index + 1];
      if (next && !next.startsWith("--")) {
        normalized.push("--url");
        normalized.push(next);
        index += 1;
      } else {
        normalized.push("--url");
        normalized.push("http://74.48.78.17:16666/");
      }
      continue;
    }
    normalized.push(arg);
    if (["--url", "--report"].includes(arg)) {
      index += 1;
      if (!argv[index]) throw new Error(`${arg} requires a value`);
      normalized.push(argv[index]);
    }
  }
  return parseSmokeArgs(normalized);
}

export function layoutSmokeExitCode(report) {
  return report.status === "pass" || report.status === "usage" ? 0 : report.status === "skip" ? 2 : 2;
}

export function compactLayoutSmokeCliOutput(report) {
  if (report.status === "usage") return report;
  return {
    status: report.status,
    task: report.task,
    issue: report.issue,
    mode: report.mode,
    sourceMode: report.sourceMode,
    url: report.url,
    generatedAt: report.generatedAt,
    evidenceLevel: report.evidenceLevel,
    devLive: report.devLive,
    summary: report.summary,
    failures: (report.failures ?? []).map(compactLayoutFailure),
    blockers: (report.blockers ?? []).map(compactLayoutFailure),
    skipped: (report.skipped ?? []).map((item) => ({
      checkId: item.checkId,
      failureType: item.failureType ?? "skip",
      summary: item.summary
    })),
    artifacts: {
      reportPath: report.artifacts?.reportPath ?? null,
      screenshotDir: report.artifacts?.screenshotDir ?? null,
      screenshotCount: Array.isArray(report.artifacts?.screenshots) ? report.artifacts.screenshots.length : 0
    },
    validationCommands: report.validationCommands,
    safety: {
      layoutOnly: report.safety?.layoutOnly === true,
      codeAgentPostSent: report.safety?.codeAgentPostSent === true,
      hardwareWriteApis: report.safety?.hardwareWriteApis === true,
      hitTestMethod: report.safety?.hitTestMethod ?? null,
      statement: report.safety?.statement ?? null
    }
  };
}

function compactLayoutFailure(failure) {
  return {
    checkId: failure.checkId ?? failure.scope ?? null,
    viewport: failure.viewport ?? null,
    selector: failure.selector ?? null,
    failureType: failure.failureType ?? "blocked",
    summary: failure.summary ?? null,
    artifact: failure.artifact ?? null
  };
}

if (process.argv[1] && fileURLToPath(import.meta.url) === process.argv[1]) {
  try {
    const args = parseLayoutSmokeArgs(process.argv.slice(2));
    const report = args.help
      ? {
          ...printSmokeHelp(),
          command: `node scripts/dev-cloud-workbench-layout-smoke.mjs [--static|--build|--live --url http://74.48.78.17:16666/] [--report ${tempReportPath("dev-cloud-workbench-layout.json")}]`,
          layoutNotes: [
            "默认 --static 使用 source/static 本地静态服务。",
            "--build 会先运行 web/hwlab-cloud-web/scripts/build.mjs，再检查本地 dist 构建产物。",
            "--live --url http://74.48.78.17:16666/ 只做 DEV live UI 布局/命中/溢出检查，不发送 Code Agent 消息，不调用 M3 IO，不等于 M3 DEV-LIVE 功能通过。",
            "结构化失败会包含 status、viewport、selector、failureType、artifact screenshot/report path。"
          ]
        }
      : await runDevCloudWorkbenchLayoutSmoke(args);
    if (args.reportPath && report.status !== "usage") {
      const reportPath = ensureNotRepoReportsPath(repoRoot, path.resolve(process.cwd(), args.reportPath), "--report");
      report.artifacts = { ...(report.artifacts ?? {}), reportPath };
      await mkdir(path.dirname(reportPath), { recursive: true });
      await writeFile(reportPath, `${JSON.stringify(report, null, 2)}\n`, "utf8");
    }
    process.stdout.write(`${JSON.stringify(compactLayoutSmokeCliOutput(report), null, 2)}\n`);
    process.exitCode = layoutSmokeExitCode(report);
  } catch (error) {
    const failure = {
      status: "blocked",
      mode: "layout-browser",
      generatedAt: new Date().toISOString(),
      failureType: "blocked",
      selector: null,
      viewport: null,
      artifact: null,
      reportPath: null,
      summary: error instanceof Error ? error.message : String(error)
    };
    process.stderr.write(`[dev-cloud-workbench-layout-smoke] ${error instanceof Error ? error.stack : String(error)}\n`);
    process.stdout.write(`${JSON.stringify(failure, null, 2)}\n`);
    process.exitCode = 2;
  }
}

export { repoRoot };